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Trégarvan Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Trégarvan.
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Climate overview of Trégarvan
Temperatures in Trégarvan, Brittany, France, shift moderately through the seasons. The warmest month is August at 20°C (68°F), and the coolest is February at 11°C (52°F).
Rainfall is high, totalling around 1175 mm (46 in) per year. December is the wettest month and July the driest. The sunniest month is July, with 7.6 hours of sunshine per day on average.
Trégarvan Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Trégarvan - and find the best time to visit.
Monthly Temperature in Trégarvan
In Trégarvan, seasonal changes bring about a moderate variation in temperatures. Average maximum daytime temperatures range from a pleasant 20°C (68°F) in August, the warmest time of the year, to a chilly 11°C (52°F) during cooler months like February.
At night, you can expect temperatures ranging from 15°C (59°F) in August to around 6°C (43°F) during February.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Trégarvan
Trégarvan has a notably wet climate with abundant precipitation, recording 1175 mm (46 in) of rainfall per year. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, December it receives high rainfall, averaging 147 mm (5.8 in) of precipitation, recorded across 21 rainy days. In contrast, the driest month July brings less rainfall, with 62 mm (2.4 in) over 13 rainy days. For more details, please visit our Trégarvan Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Trégarvan
Seasonal changes in sunshine hours are quite dramatic in Trégarvan. While July receives considerable daily sunshine with up to 7.6 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.1 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Brest, France (26 KM, 16 Miles).
Daily hours of sunshine
Data from: Brest, France (26 KM, 16 Miles).
Daily percentage of sunshine
Data from: Brest, France (26 KM, 16 Miles).
Humidity in Trégarvan by Month
The city experiences its highest humidity in January, reaching 86%. In April, the humidity drops to its lowest level at 81%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Brest, France (26 KM, 16 Miles).
Best Time to Visit Trégarvan
For comfortable weather, consider visiting Trégarvan in July and August. Conditions are usually least favourable in January, February and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
wet
Feb
wet
Mar
mixed
Apr
good
May
good
Jun
very good
Jul
excellent
Aug
excellent
Sep
very good
Oct
mixed
Nov
mixed
Dec
wet
- Best overall: July and August
- Warmest weather: July, August and September
- Most sunshine: July
- Fewest rainy days: June, July, August and September
Frequently asked questions about the climate in Trégarvan
What is the best time to visit Trégarvan?
July and August typically offer the most optimal weather in Trégarvan. In contrast, January, February and December tend to have less optimal conditions.
What temperatures can I expect in Trégarvan?
Daytime highs range from 11°C (52°F) in February to 20°C (68°F) in August. Nighttime lows range from 6°C (43°F) to 15°C (59°F).
How much rain does Trégarvan get?
Annual rainfall is around 1175 mm (46 in). December is the wettest month with 147 mm (5.8 in), while July is the driest with 62 mm (2.4 in).
How sunny is Trégarvan?
Trégarvan receives around 1,752 hours of sunshine per year. July is the sunniest month with 229 hours, while December is the cloudiest with just 63 hours.
Trégarvan 3-Day Forecast
Trégarvan on the map
Trégarvan is highlighted - select any city to see its climate.
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